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PRIOn knowledge basePRION:CVE-2020-26967HistoryDec 09, 2020 - 1:15 a.m.
Code injection
2020-12-0901:15:00
PRIOn knowledge base
www.prio-n.com
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When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.
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